.zen{
    position: absolute;
    top: 159px;
    right: 0;
    bottom: 0;
    left: 0;
    background-image: url(../../image/zen/zen.png);
    background-position: center;
}

.zen .dragon{
    position: absolute;
    width: 724px;
    height: 670px;
    top: -100%;
    right: -724px;
    background-image: url(../../image/zen/dragon.png);
    background-position: center;
}